Henny Penny CFE-410 Technical Manual page 10

1-4. WARNINGS AND
ERROR MESSAGES
(CONTINUED)
DISPLAY
•
•
"E-29"
"SHUNT BREAKER
HAS TRIPPED"
•
•
•
"E-41"
•
"PROGRAMMED
SETTINGS LOST"
•
"E-46"
"EPROM MEMORY •
WRITE ERROR"
•
"E-47"
"A-to-D FAILURE" •
•
"E-48" •
"INPUT SYSTEM
ERROR"
•
•
"E-60"
"AIF COMM
FAILED"
•
"E-75" The secondary contactor has
"HEAT RELAY reached the 90% of life mark.
NEAR END OF
LIFE"
Sept. 2016
CAUSE
Amp draw detected on the
amp sensor input when there
is no call for heat (heat light
off).
Control activates the shunt
trip circuit with 24V AC on
wires SH1 and SH2
Breaker trips and will
require a manual reset.
(disconnect power – Drop
control – reset breaker)
E-29 Error on Display
Voltage spikes or dropouts
Failure of backup capacitor
on CPU board
Faulty EPROM on CPU
board
Other faults or
contamination on CPU
board
12-volt supply failed on I/O
board
Analog 5v supply bad
A-to-D chip bad
Defective component on the
control board
AIF board has failed
The wiring from the control
to the AIF board has become
disconnected
In a two well unit the left vat
power is off
CORRECTION
• Check the heat contactor for sticking and replace if
defective
• See instructions for resetting the breaker
• If an E-29 occurs, check amp sensors and replace
if out of range
• If still E-29, replace control
1. Turn off fryer, wait 15 seconds, turn on fryer. If
error still occurs, proceed to step 2.
2. Replace control
Replace the control board.
Replace the control board.
Replace the control board
Press power button to turn vat off, wait 15 seconds,
and turn back on again. If "E-60" persists:
• Have connector between the PCB's checked
• Replace AIF PCB or control PCB board if
necessary
Replace the contactor and reset the counter in Tech
Mode step T-23.
1-8